../ pdb_00004ck2_xyz-ext-atom_v1-3.xml.gz 15-Dec-2023 18:43 59K pdb_00004ck2_xyz-no-atom_v1-3.xml.gz 15-Dec-2023 18:43 27K pdb_00004ck2_xyz_v1-3.cif.gz 15-Dec-2023 18:43 79K pdb_00004ck2_xyz_v1-3.xml.gz 15-Dec-2023 18:43 105K